<h2>Hey there! </h2>
<h2>The correct option is:</h2>
<h3>plants, animals, and humans</h3>
<h2>Explanation:</h2>
<h3>All the living things need respiration to survive, like plants animals etc.. </h3>
<h2>Hope it help you </h2>
Answer:
Grey and White Matter.
Explanation:
When looking at an image of trasnverse section of the spinal cord the grey matter is almost butterfly shapped and it has the central canal in the middle. The white matter is surrounding the butterfly shaped, grey matter.